碳粒

LiFePO4 was synthesized by means of hydrothermal reaction, in which PVA acts as disperser and glucose as carbon source.

应用改进的水热反应法制得粒径小且分布均匀的LiFePO4颗粒，锻烧时加葡萄糖形成包覆碳。

2After the utilization of seasonal exclosure, the proportion of coarse sand (2.00～0.25 mm) dropped significantly, and the proportion of fine sand (0.25～0.05mm) and silt and clay (.05mm) increased significantly, soil bulk density and compaction dropped, soil porosity, nutrient and microbe quantity increased, soil microbial biomass and enzyme activity enhanced in the layer of 0～10cm and 10～20cm.

2放牧草地采用生长季围封恢复措施后，土壤0～10cm、10～20cm土层中粗沙(2.00～0.25 mm)含量显著降低，细沙(0.25～0.05mm)和粉粘粒(。05mm)含量显著增加，土壤容重和紧实度降低，土壤孔隙度、养分含量、微生物数量、微生物生物量碳、氮含量增加，土壤酶活性增强。

In this paper, the effect of kefir grains increase with different incubations and nutrimental resource was studied.

本文研究了清洗、搅拌等培养条件以及碳源、氮源和无机盐等营养元素对开菲尔粒增殖的影响。

The purpose of this research is to prepare a kind of bamboo charcoal pellet for use in blood purification.

摘要本研究的目的是制备一种用於血液净化的竹碳颗粒材料，其粒径范围为 2-5 毫米。

Producted RF and CRF aerogels by process of sol-gel technics, dynamic-exchange, CO2 supercritical drying, and procedural increase in temperature carbonization methods, which have eximious capability and nanometer network structure; Systemic analysis various factors which effect gel course, such as ratio of reactants and the dosage of catalyst, and probed into the better experiments conditions(the concentration of resorcinol and formaldehyde is more than 2% and the value of R/C is between 50 and 300); During gel course , primary investigated the viscosity curve and particle size distribution of sol-solution, and analyzed the reason of catalyst dosage effects particle size of gel, and confirmed that the up-growth of gel follows the theory of " polymerize increase ".The experiment results indicated that ultrasonic with unvarying temperature disposal shortened gel time and optimized quality of gels, and the factors of ultrasonic effect gel reaction velocity were analyzed; Prepared organic aerogels using compounds of resorcin and hydroquinone substitute resorcinol reacts with formaldehyde the first time, and also optimized the proportion of resorcinol and hydroquinone (the proportion of hydroquinone in 10%～40%).

采用溶胶-凝胶工艺结合动态溶剂交换、CO2超临界流体干燥与程序升温碳化方法制备出性能优良、具有纳米网络结构的RF与CRF气凝胶；深入研究了反应物配比催化剂用量等条件对凝胶过程的影响，得到了较佳的RF凝胶制备条件(RF浓度应大于2%，R/C值取50～300)；初步研究了凝胶过程中的粘度、粒径变化情况，分析了催化剂用量影响凝胶中粒子尺度的原因，在实验上印证了凝胶生长遵循"聚增长"的理论；通过引入超声波改进了RF气凝胶的制备工艺，缩短了凝胶反应时间，提高了凝胶品质，并探讨了超声波促进RF凝胶反应作用的原因；首次用对苯二酚与间苯二酚复配制备了混合有机气凝胶，优化出复配比(对苯二酚含量为10%～40%)。2。

The influence of temperature ,specific density of Ca 2,additibes on Its size and morphology were discussed.

考察了碳化反应温度、灰乳密度、添加剂等因素对碳酸钙粒子粒径和形貌的影响。

The preliminary tracing study on pollutant source using some molecular geochemical parameters was conducted. The results indicate that the smaller sizes of airborne particle result in the lower CPI value and a stronger tendency of unimodal distribution for n - alkanes.

运用分子地球化学参数对污染源进行的初步示踪研究结果表明，颗粒物粒径越细，正构烷烃越趋向于单峰形分布，碳优势指数越低。

The conjugation of MMS and Ab (ready for Reagent 1, R1): Chose the 3μm diameter Carboxyl MMS and use the carbodiimide cross-link technique activate the MMS with EDC and NHS in different concentration, then linked mice anti-HBsAg-IgG and mice anti-HCcAg-IgG on them.

磁微粒的活化及其与抗体的连接：选择粒径3μm的羧基化磁微粒，采用碳二亚胺共价交联法，在活化剂EDC与NHS的不同浓度组合条件下活化磁微粒，选择最适的活化剂浓度组合。

Based on light burned magnesia as raw material, factors that influence dissolution and Mg2+ carbonation, such as particle size, dissolution time, carbonation temperature, and compositions, et al, were studied.

以轻烧镁为原料，对溶浸和Mg2+碳化过程中的主要影响因素，如物料粒径、溶浸时间、碳化温度以及配料组成进行了研究。

Based on light burned magnesia as raw material, factors that influence dissolution and Mg(superscript 2+) carbonation, such as particle size, dissolution time, carbonation temperature, and compositions, et al, were studied.

以轻烧镁为原料，对溶浸和Mg(上标 2+)碳化过程中的主要影响因素，如物料粒径、溶浸时间、碳化温度以及配料组成进行了研究。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。